This a stand for storing your 25mm vaper, 25mm atomizers, small bottles of e-liquids, 18650 batteries, 20700 batteries,...
-12 holes with 21mm diameter and 30mm deep.
-2 holes with 25mm diameter and 30mm deep.
-3 holes for 25mm atomizers.
I hope it can be useful for you. :)
These are the settings that I have used but you can change them.
I designed it with SolidWorks.